Add `GroupKeyReveal` V1 #3582

Job	Run time
Docker build check	3m 38s
Format check	3m 8s
cross compilation	16m 9s
Compilation check	4m 42s
run itests	11m 53s
Lint check	3m 44s
run itests postgres	17m 8s
migration version check	15s
go mod check	2m 56s
RPC check	3m 45s
run LiT tests	19m 14s
sample configuration check	4m 17s
Sqlc check	3m 4s
test vector check	3m 41s
run unit tests (unit-race)	11m 33s
run unit tests (unit-cover)	7m 22s
run unit tests (unit dbbackend=postgres)	5m 16s
finish	3s
	2h 1m 48s

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